They also work to keep out the cold and keep in the heat. And by keeping the warmth in your home, they help lower heating costs. In fact a composite door can retain up to six times as much heat as a wood door does. Meanwhile in summer they keep in the cool and keep out the warmth.

Oak has been mythologically and historically popular. Long before oak interior doors became a fashion stamp, oak tree has been considered the tree of doors according to Celtic mythology. There have also been individual oak trees that are historically important. One example is the Royal Oak where King Charles II of England had hidden in the 17th century during the Battle of Worcester.

Try to choose a light door over a heavier one. Not only are heavier doors expensive they tend to make noise while being opened and closed which isn't ideal for interior doors.